how to fix a Tesla Model S Original (2012-2020) that won’t connect to Wi-Fi

Tesla Model S Plaid/Refresh (2021-present)

Error Codes

30 minutes to 1 hour

Time

medium

Difficulty

medium

Severity

3 min read

475 words

Problem Statement

Learn how to troubleshoot and fix Wi-Fi connectivity issues in Tesla Model S (2012-2020). Step-by-step guide with diagnostic steps and solutions.

Affected Component

Electrical

Estimated Time

30 minutes to 1 hour

⚠️ Safety Warnings

Important safety information - read before proceeding

•Ensure the vehicle is stationary and in park mode while performing software updates or resets.

Symptoms

•Unable to connect to known Wi-Fi networks
•"Wi-Fi not available" message displayed on the screen
•Slower or no internet access despite being connected
•Inability to perform over-the-air software updates
•Loss of streaming services functionality

Diagnostic Steps

1
Check the Wi-Fi settings in the vehicle to ensure Wi-Fi is enabled.
2
Verify the Wi-Fi network is operational by testing with another device.
3
Restart the Tesla's touchscreen by holding down the two scroll wheels on the steering wheel until the screen resets.
4
Forget the Wi-Fi network in the Tesla settings and attempt to reconnect.
5
Check for any software updates that may address connectivity issues.
6
Inspect the vehicle's firmware version to ensure it is up to date.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•None specifically required, but having access to another device for testing Wi-Fi can be helpful.

Parts Required

•None required for this issue.

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Diagnostic Steps

1
Check the Wi-Fi settings in the vehicle to ensure Wi-Fi is enabled.
2
Verify the Wi-Fi network is operational by testing with another device.
3
Restart the Tesla's touchscreen by holding down the two scroll wheels on the steering wheel until the screen resets.
4
Forget the Wi-Fi network in the Tesla settings and attempt to reconnect.
5
Check for any software updates that may address connectivity issues.
6
Inspect the vehicle's firmware version to ensure it is up to date.

Solution

1. Preparation

Ensure the vehicle is parked safely.
Confirm that the Wi-Fi router is functioning correctly with other devices.

2. Restart the Vehicle's Infotainment System

Locate the Scroll Wheels: Find the two scroll wheels on the steering wheel.
Reset the Screen: Press and hold both scroll wheels simultaneously until the touchscreen turns off and the Tesla logo appears. This may take about 10-15 seconds.
Wait for Reboot: Allow the system a few moments to reboot completely.

3. Reconnect to Wi-Fi

Access Wi-Fi Settings: Go to 'Controls' > 'Wi-Fi'.
Select the Network: Tap on the desired Wi-Fi network from the list.
Enter Password: If prompted, enter the Wi-Fi password correctly.
Confirm Connection: Check for a confirmation that the vehicle is connected to the internet.

4. Update Software (if needed)

Check for Updates: Go to 'Controls' > 'Software' to see if any updates are available.
Download Update: If an update is available, select 'Install Now' and follow the prompts to update the software.
Reconnect to Wi-Fi: If the vehicle requires a Wi-Fi connection, ensure it is connected prior to starting the update.